Gas riser apparatus

Details Gas riser apparatus Gas riser apparatus

1979-09-26

1981-07-21

Bryant, III, James E.

Pipe joints or couplings

Nonmetal to metal

Internal member

285 47, 285239, 285292, 138140, 138155, F16L 1112, F16L 3300

Patent

active

042794358

ABSTRACT:
A gas riser apparatus for conducting gas from a souce of supply to a delivery point such as a meter or the like. The gas riser apparatus is defined by a plastic pipe and a metal pipe which are interconnected within the body of the apparatus by means of a metal-to-plastic pipe joint. The pipe joint includes a reinforcing metal stiffener sleeve and a nonmetallic outer sleeve tightly surrounding the metal pipe and the plastic pipe.

REFERENCES:
patent: 8214 (1878-05-01), Moore
patent: 3108826 (1963-10-01), Black
patent: 3656783 (1972-04-01), Reeder
patent: 4011652 (1977-03-01), Black
patent: 4094537 (1978-06-01), Lyall

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